🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.59 AU - 0.93 AU

Year: 235 Days

Day: 18.5 Hours

Environment

Temp: 204 °C

Axial Tilt: 48.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.56 AU - 2.28 AU

Year: 944 Days

Day: 46.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.94 AU - 1.98 AU

Year: 973 Days

Day: 40.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,102,405 km

• M1: 891,155 km (0.105 R)

Asteroid Belt

Center: 6.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.6

Radius: 11.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.68 AU - 10.96 AU

Year: 11761 Days

Day: 9.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 86,102,405 km

• M1: 150,944 km (0.094 R)
• M2: 352,303 km (0.06 R)
• M3: 449,990 km (0.078 R)
• M4: 536,757 km (0.113 R)
• M5: 654,790 km (0.053 R)
• M6: 1,204,412 km (0.072 R)
• M7: 1,332,767 km (0.105 R)
• M8: 1,551,330 km (0.109 R)
• M9: 1,656,348 km (0.072 R)
• M10: 2,498,883 km (0.053 R)
• M11: 2,623,049 km (0.096 R)
• M12: 3,052,096 km (0.105 R)
• M13: 3,230,117 km (0.118 R)
• M14: 3,343,064 km (0.098 R)
• M15: 4,748,236 km (0.104 R)
• M16: 5,007,340 km (0.069 R)
• M17: 5,458,378 km (0.092 R)
• M18: 5,784,650 km (0.036 R)
• M19: 5,922,580 km (0.088 R)
• M20: 6,005,756 km (0.087 R)
• M21: 6,657,105 km (0.105 R)
• M22: 7,390,584 km (0.115 R)
• M23: 8,180,610 km (0.106 R)
• M24: 8,680,117 km (0.103 R)
• M25: 8,901,672 km (0.1 R)
• M26: 9,512,779 km (0.065 R)
• M27: 9,971,895 km (0.106 R)
• M28: 10,170,860 km (0.105 R)
• M29: 10,371,172 km (0.067 R)
• M30: 10,572,680 km (0.083 R)
• M31: 10,673,958 km (0.04 R)
• M32: 10,877,560 km (0.117 R)
• M33: 12,125,805 km (0.086 R)
• M34: 12,267,325 km (0.106 R)
• M35: 12,373,838 km (0.051 R)
• M36: 12,516,255 km (0.028 R)
• M37: 13,273,221 km (0.051 R)
• M38: 13,896,745 km (0.086 R)
• M39: 15,058,522 km (0.075 R)
• M40: 15,134,517 km (0.091 R)
• M41: 15,940,401 km (0.096 R)
• M42: 17,235,021 km (0.075 R)
• M43: 17,474,078 km (0.087 R)
• M44: 18,278,765 km (0.042 R)
• M45: 18,603,991 km (0.056 R)
• M46: 18,685,522 km (0.084 R)
• M47: 20,300,880 km (0.075 R)
• M48: 20,637,625 km (0.113 R)
• M49: 20,933,978 km (0.109 R)
• M50: 21,874,201 km (0.113 R)
• M51: 24,374,131 km (0.107 R)
• M52: 24,866,906 km (0.118 R)
• M53: 24,956,814 km (0.095 R)
• M54: 25,317,644 km (0.054 R)
• M55: 25,544,136 km (0.116 R)
• M56: 25,634,942 km (0.069 R)
• M57: 25,725,747 km (0.06 R)
• M58: 26,824,544 km (0.116 R)
• M59: 26,916,846 km (0.078 R)
• M60: 27,472,602 km (0.114 R)
• M61: 27,798,576 km (0.081 R)
• M62: 30,116,146 km (0.101 R)
• M63: 30,212,038 km (0.053 R)
• M64: 30,982,916 km (0.101 R)
• M65: 31,225,115 km (0.08 R)
• M66: 31,711,457 km (0.081 R)
• M67: 32,544,119 km (0.103 R)
• M68: 32,839,725 km (0.112 R)
• M69: 32,987,826 km (0.066 R)
• M70: 33,136,228 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.9

Radius: 6.7

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 14.11 AU - 22.07 AU

Year: 27296 Days

Day: 22.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 86,102,405 km

• M1: 90,956 km (0.109 R)
• M2: 257,458 km (0.111 R)
• M3: 383,419 km (0.056 R)
• M4: 823,686 km (0.107 R)
• M5: 931,995 km (0.054 R)
• M6: 1,162,675 km (0.12 R)
• M7: 1,443,470 km (0.072 R)
• M8: 3,178,805 km (0.051 R)
• M9: 3,976,461 km (0.097 R)
• M10: 5,332,566 km (0.114 R)
• M11: 5,383,429 km (0.092 R)
• M12: 8,125,857 km (0.099 R)
• M13: 8,718,564 km (0.11 R)
• M14: 8,899,129 km (0.106 R)
• M15: 9,386,518 km (0.112 R)
• M16: 9,571,571 km (0.086 R)
• M17: 9,882,585 km (0.082 R)
• M18: 10,514,786 km (0.112 R)
• M19: 11,553,144 km (0.088 R)
• M20: 11,685,239 km (0.105 R)
• M21: 13,586,479 km (0.04 R)
• M22: 14,006,250 km (0.118 R)
• M23: 14,147,022 km (0.108 R)
• M24: 14,572,478 km (0.116 R)
• M25: 17,061,637 km (0.041 R)
• M26: 17,666,162 km (0.081 R)
• M27: 17,742,158 km (0.07 R)
• M28: 20,074,239 km (0.079 R)
• M29: 20,392,434 km (0.087 R)
• M30: 22,008,091 km (0.101 R)
• M31: 22,418,288 km (0.071 R)
• M32: 25,704,355 km (0.079 R)
• M33: 26,832,772 km (0.101 R)
• M34: 27,183,130 km (0.06 R)
• M35: 28,599,971 km (0.032 R)
• M36: 28,689,281 km (0.076 R)
• M37: 29,317,293 km (0.114 R)
• M38: 30,040,599 km (0.047 R)
• M39: 30,131,405 km (0.105 R)
• M40: 31,504,713 km (0.071 R)
• M41: 31,781,918 km (0.068 R)
• M42: 32,152,622 km (0.083 R)
• M43: 32,524,821 km (0.101 R)
• M44: 32,711,370 km (0.119 R)
• M45: 33,179,611 km (0.104 R)
• M46: 33,273,409 km (0.096 R)
• M47: 34,407,061 km (0.074 R)
• M48: 39,066,138 km (0.113 R)
• M49: 40,863,556 km (0.082 R)
• M50: 41,064,915 km (0.091 R)
• M51: 41,772,363 km (0.118 R)
• M52: 43,404,476 km (0.104 R)
• M53: 44,125,089 km (0.088 R)
• M54: 44,642,249 km (0.082 R)
• M55: 44,849,591 km (0.106 R)
• M56: 45,369,593 km (0.084 R)
• M57: 45,473,714 km (0.116 R)
• M58: 46,625,468 km (0.074 R)
• M59: 47,999,075 km (0.116 R)
• M60: 49,385,698 km (0.116 R)
• M61: 51,871,266 km (0.07 R)
• M62: 52,635,861 km (0.094 R)
• M63: 58,771,019 km (0.106 R)
• M64: 61,057,473 km (0.119 R)
• M65: 62,907,401 km (0.108 R)
• M66: 63,372,800 km (0.116 R)
• M67: 63,489,336 km (0.113 R)
• M68: 63,605,873 km (0.085 R)
• M69: 63,722,559 km (0.104 R)
• M70: 65,245,615 km (0.098 R)
• M71: 66,899,270 km (0.088 R)
• M72: 67,850,264 km (0.103 R)
• M73: 68,327,631 km (0.06 R)
• M74: 69,405,483 km (0.06 R)
• M75: 70,368,146 km (0.03 R)
• M76: 72,063,688 km (0.089 R)
• M77: 72,428,856 km (0.113 R)
• M78: 72,550,629 km (0.111 R)
• M79: 72,672,551 km (0.1 R)
• M80: 73,772,694 km (0.1 R)
• M81: 73,895,215 km (0.086 R)
• M82: 74,263,375 km (0.081 R)
• M83: 76,113,153 km (0.113 R)
• M84: 76,484,903 km (0.104 R)
• M85: 77,603,895 km (0.07 R)
• M86: 78,102,954 km (0.096 R)
• M87: 78,477,996 km (0.107 R)
• M88: 79,104,362 km (0.098 R)
• M89: 79,858,036 km (0.111 R)
• M90: 79,983,998 km (0.072 R)
• M91: 80,235,920 km (0.081 R)
• M92: 80,866,775 km (0.045 R)
• M93: 83,790,366 km (0.098 R)
• M94: 85,973,447 km (0.118 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 16,062 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit